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/*
* Copyright (c) 2007, Michael Lehn * * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1) Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2) Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * 3) Neither the name of the FLENS development group nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef FLENS_MATRIXTYPES_TRIANGULAR_IMPL_TRMATRIX_TCC #define FLENS_MATRIXTYPES_TRIANGULAR_IMPL_TRMATRIX_TCC 1 #include <flens/matrixtypes/general/impl/gematrix.h> #include <flens/matrixtypes/symmetric/impl/symatrix.h> #include <flens/matrixtypes/triangular/impl/trmatrix.h> #include <flens/matrixtypes/triangular/impl/tr/constelementclosure.tcc> #include <flens/matrixtypes/triangular/impl/tr/elementclosure.tcc> #include <flens/typedefs.h> namespace flens { // -- constructors ------------------------------------------------------------- template <typename FS> TrMatrix<FS>::TrMatrix(IndexType dim, StorageUpLo upLo, Diag diag) : _engine(dim, dim), _upLo(upLo), _diag(diag) { } template <typename FS> TrMatrix<FS>::TrMatrix(IndexType numRows, IndexType numCols, StorageUpLo upLo, Diag diag) : _engine(numRows, numCols), _upLo(upLo), _diag(diag) { } template <typename FS> TrMatrix<FS>::TrMatrix(IndexType numRows, IndexType numCols, IndexType firstRow, IndexType firstCol, StorageUpLo upLo, Diag diag) : _engine(numRows, numCols, firstRow, firstCol), _upLo(upLo), _diag(diag) { } template <typename FS> TrMatrix<FS>::TrMatrix(const Engine &engine, StorageUpLo upLo, Diag diag) : _engine(engine), _upLo(upLo), _diag(diag) { } template <typename FS> TrMatrix<FS>::TrMatrix(const TrMatrix &rhs) : TriangularMatrix<TrMatrix<FS> >(), _engine(rhs.engine()), _upLo(rhs.upLo()), _diag(rhs.diag()) { } template <typename FS> template <typename RHS> TrMatrix<FS>::TrMatrix(const TrMatrix<RHS> &rhs) : _engine(rhs.engine()), _upLo(rhs.upLo()), _diag(rhs.diag()) { } template <typename FS> template <typename RHS> TrMatrix<FS>::TrMatrix(TrMatrix<RHS> &rhs) : _engine(rhs.engine()), _upLo(rhs.upLo()), _diag(rhs.diag()) { } template <typename FS> template <typename RHS> TrMatrix<FS>::TrMatrix(const Matrix<RHS> &rhs) { assign(rhs, *this); } // -- operators ---------------------------------------------------------------- template <typename FS> void TrMatrix<FS>::operator=(const ElementType &value) { engine().fill(_upLo, value); } template <typename FS> TrMatrix<FS> & TrMatrix<FS>::operator=(const TrMatrix &rhs) { if (this!=&rhs) { assign(rhs, *this); } return *this; } template <typename FS> template <typename RHS> TrMatrix<FS> & TrMatrix<FS>::operator=(const Matrix<RHS> &rhs) { assign(rhs, *this); return *this; } template <typename FS> const typename TrMatrix<FS>::ElementType & TrMatrix<FS>::operator()(IndexType row, IndexType col) const { # ifndef NDEBUG if (_upLo==Upper) { ASSERT(col-firstCol()>=row-firstRow()); } else { ASSERT(col-firstCol()<=row-firstRow()); } ASSERT(!((_diag==Unit) && (col==row))); # endif return _engine(row, col); } template <typename FS> typename TrMatrix<FS>::ElementType & TrMatrix<FS>::operator()(IndexType row, IndexType col) { # ifndef NDEBUG if (_upLo==Upper) { ASSERT(col-firstCol()>=row-firstRow()); } else { ASSERT(col-firstCol()<=row-firstRow()); } ASSERT(!((_diag==Unit) && (col==row))); # endif return _engine(row, col); } template <typename FS> template <typename S> const trmatrix::ConstElementClosure<TrMatrix<FS>, typename Scalar<S>::Impl> TrMatrix<FS>::operator()(const Scalar<S> &row, const Scalar<S> &col) const { typedef typename Scalar<S>::Impl ScalarImpl; typedef trmatrix::ConstElementClosure<TrMatrix, ScalarImpl> CEC; return CEC(*this, row.impl(), col.impl()); } template <typename FS> const typename TrMatrix<FS>::ConstElementClosure TrMatrix<FS>::operator()(const IndexVariable &row, const IndexVariable &col) const { return ConstElementClosure(*this, row, col); } template <typename FS> typename TrMatrix<FS>::ElementClosure TrMatrix<FS>::operator()(IndexVariable &row, IndexVariable &col) { return ElementClosure(*this, row, col); } // -- methods ------------------------------------------------------------------ template <typename FS> typename TrMatrix<FS>::IndexType TrMatrix<FS>::numRows() const { return _engine.numRows(); } template <typename FS> typename TrMatrix<FS>::IndexType TrMatrix<FS>::numCols() const { return _engine.numCols(); } template <typename FS> typename TrMatrix<FS>::IndexType TrMatrix<FS>::dim() const { ASSERT(_engine.numRows()==_engine.numCols()); return _engine.numRows(); } template <typename FS> typename TrMatrix<FS>::IndexType TrMatrix<FS>::firstRow() const { return _engine.firstRow(); } template <typename FS> typename TrMatrix<FS>::IndexType TrMatrix<FS>::lastRow() const { return _engine.lastRow(); } template <typename FS> typename TrMatrix<FS>::IndexType TrMatrix<FS>::firstCol() const { return _engine.firstCol(); } template <typename FS> typename TrMatrix<FS>::IndexType TrMatrix<FS>::lastCol() const { return _engine.lastCol(); } template <typename FS> StorageUpLo TrMatrix<FS>::upLo() const { return _upLo; } template <typename FS> StorageUpLo & TrMatrix<FS>::upLo() { return _upLo; } template <typename FS> Diag TrMatrix<FS>::diag() const { return _diag; } template <typename FS> Diag & TrMatrix<FS>::diag() { return _diag; } template <typename FS> const typename TrMatrix<FS>::ElementType * TrMatrix<FS>::data() const { return _engine.data(); } template <typename FS> typename TrMatrix<FS>::ElementType * TrMatrix<FS>::data() { return _engine.data(); } template <typename FS> typename TrMatrix<FS>::IndexType TrMatrix<FS>::leadingDimension() const { return _engine.leadingDimension(); } template <typename FS> StorageOrder TrMatrix<FS>::order() const { return _engine.order; } template <typename FS> bool TrMatrix<FS>::fill(const ElementType &value) { return _engine.fill(_upLo, value); } template <typename FS> template <typename RHS> bool TrMatrix<FS>::resize(const TrMatrix<RHS> &rhs, const ElementType &value) { return _engine.resize(rhs.engine(), value); } template <typename FS> bool TrMatrix<FS>::resize(IndexType numRows, IndexType numCols, IndexType firstRowIndex, IndexType firstColIndex, const ElementType &value) { return _engine.resize(numRows, numCols, firstRowIndex, firstColIndex, value); } // -- views ------------------------------------------------------------ // diag views template <typename FS> const typename TrMatrix<FS>::ConstVectorView TrMatrix<FS>::diag(IndexType d) const { # ifndef NDEBUG if (upLo()==Upper) { ASSERT(d>=0); } else { ASSERT(d<=0); } # endif return general().diag(d); } template <typename FS> typename TrMatrix<FS>::VectorView TrMatrix<FS>::diag(IndexType d) { # ifndef NDEBUG if (upLo()==Upper) { ASSERT(d>=0); } else { ASSERT(d<=0); } # endif return general().diag(d); } // general views template <typename FS> const typename TrMatrix<FS>::ConstGeneralView TrMatrix<FS>::general() const { return ConstGeneralView(_engine); } template <typename FS> typename TrMatrix<FS>::GeneralView TrMatrix<FS>::general() { return GeneralView(_engine); } // hermitian views template <typename FS> const typename TrMatrix<FS>::ConstHermitianView TrMatrix<FS>::hermitian() const { ASSERT(numRows()==numCols()); return ConstHermitianView(_engine, upLo()); } template <typename FS> typename TrMatrix<FS>::HermitianView TrMatrix<FS>::hermitian() { ASSERT(numRows()==numCols()); return HermitianView(_engine, upLo()); } // symmetric views template <typename FS> const typename TrMatrix<FS>::ConstSymmetricView TrMatrix<FS>::symmetric() const { ASSERT(numRows()==numCols()); return ConstSymmetricView(_engine, upLo()); } template <typename FS> typename TrMatrix<FS>::SymmetricView TrMatrix<FS>::symmetric() { ASSERT(numRows()==numCols()); return SymmetricView(_engine, upLo()); } // rectangular views template <typename FS> const typename TrMatrix<FS>::ConstGeneralView TrMatrix<FS>::operator()(const Range<IndexType> &rows, const Range<IndexType> &cols) const { return general()(rows, cols); } template <typename FS> typename TrMatrix<FS>::GeneralView TrMatrix<FS>::operator()(const Range<IndexType> &rows, const Range<IndexType> &cols) { return general()(rows, cols); } // rectangular views (all rows selected) template <typename FS> const typename TrMatrix<FS>::ConstGeneralView TrMatrix<FS>::operator()(const Underscore<IndexType> &_, const Range<IndexType> &cols) const { return general()(_,cols); } template <typename FS> typename TrMatrix<FS>::GeneralView TrMatrix<FS>::operator()(const Underscore<IndexType> &_, const Range<IndexType> &cols) { return general()(_,cols); } // rectangular views (all columns selected) template <typename FS> const typename TrMatrix<FS>::ConstGeneralView TrMatrix<FS>::operator()(const Range<IndexType> &rows, const Underscore<IndexType> &_) const { return general()(rows,_); } template <typename FS> typename TrMatrix<FS>::GeneralView TrMatrix<FS>::operator()(const Range<IndexType> &rows, const Underscore<IndexType> &_) { return general()(rows,_); } // row view (vector view) template <typename FS> const typename TrMatrix<FS>::ConstVectorView TrMatrix<FS>::operator()(IndexType row, const Underscore<IndexType> &_) const { return general()(row,_); } template <typename FS> typename TrMatrix<FS>::VectorView TrMatrix<FS>::operator()(IndexType row, const Underscore<IndexType> &_) { return general()(row,_); } template <typename FS> const typename TrMatrix<FS>::ConstVectorView TrMatrix<FS>::operator()(IndexType row, const Range<IndexType> &cols) const { return general()(row,cols); } template <typename FS> typename TrMatrix<FS>::VectorView TrMatrix<FS>::operator()(IndexType row, const Range<IndexType> &cols) { return general()(row,cols); } // column view (vector view) template <typename FS> const typename TrMatrix<FS>::ConstVectorView TrMatrix<FS>::operator()(const Underscore<IndexType> &_, IndexType col) const { return general()(_,col); } template <typename FS> typename TrMatrix<FS>::VectorView TrMatrix<FS>::operator()(const Underscore<IndexType> &_, IndexType col) { return general()(_,col); } template <typename FS> const typename TrMatrix<FS>::ConstVectorView TrMatrix<FS>::operator()(const Range<IndexType> &rows, IndexType col) const { return general()(rows,col); } template <typename FS> typename TrMatrix<FS>::VectorView TrMatrix<FS>::operator()(const Range<IndexType> &rows, IndexType col) { return general()(rows,col); } // -- implementation ----------------------------------------------------------- template <typename FS> const typename TrMatrix<FS>::Engine & TrMatrix<FS>::engine() const { return _engine; } template <typename FS> typename TrMatrix<FS>::Engine & TrMatrix<FS>::engine() { return _engine; } //-- TrMatrix specific functions ----------------------------------------------- // // fillRandom // template <typename MA> typename RestrictTo<IsTrMatrix<MA>::value, bool>::Type fillRandom(MA &&A) { fillRandom(A.upLo(), A.engine()); } } // namespace flens #endif // FLENS_MATRIXTYPES_TRIANGULAR_IMPL_TRMATRIX_TCC |